Home / 8,703.15-13,059.51-3,772.83

Finding the Fourth Proportional to 8,703.15, 13,059.51 and 3,772.83

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Solution

The fourth proportional to 8,703.15, 13,059.51 and 3,772.83 is: 5,661.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703.15 : 13,059.51 = 3,772.83 : x
  2. Step 2: Convert to fraction form
    8,703.15/13,059.51 = 3,772.83/x
  3. Step 3: Cross multiply
    8,703.15x = 13,059.51 × 3,772.83
  4. Step 4: Simplify right side
    8,703.15x = 49,271,311.11
  5. Step 5: Solve for x
    x = 49,271,311.11/8,703.15
  6. Step 6: Final answer
    x = 5,661.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.